2020 BMW X3 2.0 20d MHT M Sport
Price: £25,995. Fair price: £801 (3%) over the AskCar estimate of £25,194, our expected asking price for this car from its model, age, mileage and specification, drawing on 3,076 priced BMW X3 adverts on AskCar as of 5 November 2026.
AskCar lists 3,143 used BMW X3 from 1,230 UK dealerships, as of 5 November 2026.
Overview
- Make: BMW
- Model: X3
- Trim: M Sport
- Version: 2.0 20d MHT M Sport Auto 4WD Euro 6 (s/s) 5dr (187 bhp)
- Year: 2020
- Mileage: 42,000 miles
- Fuel: Diesel, mild hybrid
- Body: SUV, 5 doors, 5 seats
- Engine: 2.0 litres, 187 bhp
- Gearbox: Automatic
- Drive: Four-wheel drive
- Colour: Grey
- CO2: 157 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
At 42,000 miles, this 2020 BMW X3 M Sport has covered about 10,000 fewer miles than other 2020 BMW X3 cars. Priced at £25,995, it is advertised £801 above the AskCar estimate of £25,194. The AskCar estimate draws on 3,076 BMW X3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale 18 days ago. Its advertised mileage matches the government's MOT record. You can find this car at House Of Motors in Romford. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 5 November 2026.
Price
Fair price: £801 (3%) over the AskCar estimate of £25,194.
The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.
It draws on 3,076 priced BMW X3 adverts across different ages and specifications, as of 5 November 2026.
A 2020 BMW X3 with the 2.0 diesel engine is typically advertised at £22,200: the median of the 100 for sale on AskCar, as of 5 November 2026.
Time on sale
This 2020 BMW X3 has been on sale for at least 18 days.
Price history
AskCar first saw this advert on 18 October 2026 at £25,995. Its asking price has not changed.
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 16 December 2026.
It has had 3 MOTs. The latest, on 1 December 2025, passed.
There were no advisories at the latest test.
Mileage at that test: 37,949 miles, which matches the advertised 42,000 miles.
Advertised mileage is about 10,000 miles lower than the median mileage of a 2020 BMW X3 on AskCar.
Similar cars
69 other 2020 BMW X3 M Sport 2.0 diesel automatic SUVs are for sale at UK dealers, from £16,499 to £28,295, as of 5 November 2026.
The 3 closest to this car in mileage:
- 2020 BMW X3 M Sport, 2.0 diesel SUV, blue. Mileage: 41,282 miles. Price: £22,975, £3,020 less than this car. Dealer: MINI UK at Listers Boston in Boston. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-c446ba47bc89
- 2020 BMW X3 M Sport, 2.0 diesel SUV, white. Mileage: 41,235 miles. Price: £24,995, £1,000 less than this car. Dealer: Crawford Clarke Cars in Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-8471795c72c6
- 2020 BMW X3 M Sport, 2.0 diesel SUV, black. Mileage: 42,775 miles. Price: £22,450, £3,545 less than this car. Dealer: Big Motoring World Blue Bell Hill in Blue Bell Hill. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-1c2591f1357e
- The nearest: 2020 BMW X3 M Sport, 2.0 diesel SUV, black, 2 miles from this car. Mileage: 40,473 miles. Price: £23,670, £2,325 less than this car. Dealer: Sytner Harold Wood BMW in Harold Wood. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-10182afbae5e
Browse all BMW X3 cars for sale · 2020 BMW X3 price guide
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Photos
12 photos of this car are on its AskCar page.
As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.